Drivetrain› Differentials and Rear-End Components

Yukon Gear & Axle

Yukon Gear 1541H Alloy 4 Lug Rear Axle For 79 - 93 8.8in Ford Mustang HD

$398.07

SKU: Y001 YA FM4235B

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Yukon Gear & Axle YA FM4235B is a 4-lug rear axle designed for 1979-1993 Ford Mustang models with an 8.8-inch rear end. Constructed from 1541H alloy steel, this axle features 31 splines for increased strength and durability. It measures 29.25 inches in length and includes both driver and passenger side axles.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandYukon Gear & Axle
Part NumberY001 YA FM4235B

Videos

Crush Sleeve VS Solid Pinion Spacer - Lets Talk Pinion Bearing Preload!

Crush Sleeve VS Solid Pinion Spacer - Lets Talk Pinion Bearing Preload!
SVE Mustang 8.8 Rear Axle Differential Cover (1986-2014) - Review

SVE Mustang 8.8 Rear Axle Differential Cover (1986-2014) - Review
Yukon Gear & Axle Dura Grip - What's the difference?

Yukon Gear & Axle Dura Grip - What's the difference?
Alloy USA 8.8 Axles - 31 Spline 5 Lug (05-14 GT, 11-14 V6 & 07-09 GT500) Review

Alloy USA 8.8 Axles - 31 Spline 5 Lug (05-14 GT, 11-14 V6 & 07-09 GT500) Review
1986-2004 Mustang V8 Yukon Gear Duragrip Posi Rear Differential Review

1986-2004 Mustang V8 Yukon Gear Duragrip Posi Rear Differential Review
1979-2010 Mustang Yukon Gear DuraGrip Posi Rear Differential (V6) Review

1979-2010 Mustang Yukon Gear DuraGrip Posi Rear Differential (V6) Review
Mustang Gear Install: Ford Racing 8.8 Ring & Pinion | 1986-2009

Mustang Gear Install: Ford Racing 8.8 Ring & Pinion | 1986-2009
1999-2004 Mustang GT, Mach 1 Yukon Gear 8.8" Duragrip Posi Rear Differential Review

1999-2004 Mustang GT, Mach 1 Yukon Gear 8.8" Duragrip Posi Rear Differential Review
Installing a Ring & Pinion Gear Set | Ford Performance | 1986-2014 Mustang

Installing a Ring & Pinion Gear Set | Ford Performance | 1986-2014 Mustang
2005-2014 Mustang GT, V6, GT500 SR Performance 8.8" Axles Review

2005-2014 Mustang GT, V6, GT500 SR Performance 8.8" Axles Review
Gear Ratios 101: What's better? 3.73 or 4.10? | A Simple Breakdown w/ Driving Examples

Gear Ratios 101: What's better? 3.73 or 4.10? | A Simple Breakdown w/ Driving Examples

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy